Summary of Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2011

Summary of Accounting Policies - (Tables) [Abstract]

Schedule of Weighted Average Diluted Shares Outstanding Table

	Years ended December 31,
	2011		2010		2009
Basic shares outstanding		95,959		94,242		90,685
Effect of potential common stock
Common stock awards		1,213		1,009		853
Senior subordinated convertible notes		1,214		1,402		1,282
Diluted shares outstanding		98,386		96,653		92,820

Property, plant and equipment table

	2011			2010
Land	$	4,228		$	4,194
Buildings		69,871			68,077
Machinery and other equipment		264,216			239,940
		338,315			312,211
Accumulated depreciation		(229,540	)		(208,724	)
	$	108,775		$	103,487